CDN files
Add
https://cdn.jsdelivr.net/lodash/4.17.4/lodash.min.js
https://cdn.jsdelivr.net/lodash/4.17.4/lodash.core.min.js
https://cdn.jsdelivr.net/lodash/4.17.4/lodash.fp.min.js
https://cdn.jsdelivr.net/lodash/4.17.4/lodash.core.js
https://cdn.jsdelivr.net/lodash/4.17.4/lodash.fp.js
https://cdn.jsdelivr.net/lodash/4.17.4/lodash.js
https://cdn.jsdelivr.net/lodash/4.17.4/mapping.fp.js